Simplify the expression.
- 
A. 0
B. 
C. 
D. 
Answer: C
Mathematics
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Write the number in scientific notation.9400
A. 9.4 × 10-2 B. 9.4 × 103 C. 9.4 × 102 D. 9.4 × 10-3
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Solve the problem.A small farm field is a square measuring 220 feet on a side. What is the perimeter of the field?
A. 880 ft B. 1760 ft C. 440 ft D. 220 ft
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A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).(-3, -135°)
A. 
B. 
C. 
D. 
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Change the mixed number into an improper fraction.7
A. 
B. 
C. 
D. 
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